Pollination.....................
The correct answer is "letter c. malingering."
Malingering is described as falsifying symptoms of mental or physical well-being of a person to achieve a certain goal, an example is that malingering a certain mental illness or physical illness may be used as a mitigating factor to reduce the sentence of a criminal or to receive special treatment in prison. It may also be used to skip school or work in the military.
Protoplanets are bodies or celestial objects which have the same size as the moon or a bit bigger. These bodies develop to eventually become planets. Therefore, the answer to this item is most likely letter D. outer planets.
D) It can only be used in areas with specific kinds of rivers.
The statement is - True.
The humans, as advanced and developed they may be, can not function and survive without the proper functioning of the biosphere, hydrosphere, atmosphere, geosphere, cryosphere. All of those spheres are crucial in defining the life conditions on our planet, and the human kind, as all other living organisms, is heavily dependent upon them.
Unfortunately, the humans have been interfering a lot in the functioning of this systems, and make it harder and harder for them to function properly, and the interfering with the ecological systems is extremely dangerous as it can have a catastrophic consequences.